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TOSHIBA GA-1121
COLOR GUIDE
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This manual is part of a set of TOSHIBA GA-1121 (Fiery X3e+) documentation that About the includes the following manuals for users and system administrators: Documentation •The Quick Start Guide summarizes the steps for configuring the TOSHIBA GA-1121 and printing. It also describes how to access the Acrobat PDF files on the User Documentation CD. The User Software Installation Guide describes how to install software from the User Software CD to enable users to print to the TOSHIBA GA-1121
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Copyright © 2003-2005 Electronics for Imaging, Inc. All rights reserved. This publication is protected by copyright, and all rights are reserved. No part of it may be reproduced or transmitted in any form or by any means for any purpose without express prior written consent from Electronics for Imaging, Inc. Information in this document is subject to change without notice and does not represent a commitment on the part of Electronics for Imaging, Inc. This publication is provided in conjunct
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FCC Information WARNING: FCC Regulations state that any unauthorized changes or modifications to this equipment not expressly approved by the manufacturer could void the user’s authority to operate this equipment. Class A Compliance This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a comme
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Software License Agreement YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE USING THIS SOFTWARE. IF YOU DO NOT AGREE TO THE TERMS AND CONDITIONS OF THIS AGREEMENT, DO NOT USE THE SOFTWARE. INSTALLING OR USING THE SOFTWARE INDICATES THAT YOU AGREE TO AND ACCEPT THE TERMS OF THIS AGREEMENT. IF YOU DO NOT AGREE TO ACCEPT THE TERMS OF THIS AGREEMENT YOU MAY RETURN THE UNUSED SOFTWARE FOR A FULL REFUND TO THE PLACE OF PURCHASE. License EFI grants you a non-exclusive license to
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Limitation of Liability TO THE MAXIMUM EXTENT PERMITTED BY LAW, EFI AND ITS SUPPLIERS SHALL NOT BE LIABLE FOR ANY DAMAGES, INCLUDING LOSS OF DATA, LOST PROFITS, COST OF COVER OR OTHER SPECIAL, INCIDENTAL, CONSEQUENTIAL OR INDIRECT DAMAGES ARISING FROM THE SALE, INSTALLATION, MAINTENANCE, USE, PERFORMANCE OR FAILURE OF THE SOFTWARE, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY. THIS LIMITATION WILL APPLY EVEN IF EFI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. YOU ACKNOWLEDGE THAT THE
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Contents About the Documentation Introduction About this manual xi Key features of ColorWise xii Chapter 1: GA-1121 Color Management Managing color on the GA-1121 1-1 Rendering Style 1-7 Pure Black Text/Graphics 1-8 Black Overprint 1-9 Spot Color Matching 1-10 RGB Source Profile 1-11 CMYK Simulation Profile 1-12 CMYK Simulation Method 1-13 RGB Separation 1-14 Output profile 1-15 Combine Separations 1-15 Toner Reduction 1-16 PostScript printer driver for Windows and Mac OS 1-16 Setting color mana
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viii Contents Using Calibrator 2-5 Starting Calibrator 2-6 Expert Mode 2-7 Restoring default calibration measurements 2-9 Using the EFI Spectrometer ES-1000 2-10 Setting up the ES-1000 2-10 Calibrating the GA-1121 with the ES-1000 2-11 Using the EFI Densitometer ED-100 2-14 Setting up the ED-100 2-14 Calibrating the GA-1121 with the ED-100 2-15 Calibrating the GA-1121 with the DTP41 2-19 Calibrating the GA-1121 with the DTP32 2-22 Using AutoCal and ColorCal 2-24 Calibrating with ColorWise Pro To
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ix Contents Uploading custom color groups 3-24 Editing color values 3-25 Using a measurement instrument to target colors 3-29 Saving changes and exiting Spot-On 3-30 Color Setup 3-31 Setting default ColorWise options 3-31 Appendix A: Color Measurement Instruments Using the X-Rite DTP41 spectrophotometer A-1 Setting up the DTP41 A-1 Calibrating the DTP41 A-4 Using the X-Rite DTP32 densitometer A-8 Setting up the DTP32 A-8 Calibrating the DTP32 A-10 Appendix B: Importing density measurements Simpl
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xi About this manual This manual explains how to manage color output on the Toshiba GA-1121, and Introduction provides information on calibration and color profiles. This manual is part of a set of documentation that includes manuals for users and system administrators. The other manuals are available at your site—refer to them for a complete description of your Toshiba GA-1121. NOTE: The term “GA-1121” is used in this manual to refer to the Toshiba GA-1121. The term “copier/printer” is used
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xii Introduction The Fiery Color Reference Glossary defines words in bold—for example, output profile—that appear throughout this manual. Color terms and concepts, such as “color space,” “spot color,” “gamut,” and “source profile,” are used throughout this manual. If you are new to desktop color, or if any terms are unfamiliar, check the Glossary. Key features of ColorWise ColorWise is the color management system (CMS) built into the GA-1121 and designed to provide both casual and expert u
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xiii Key features of ColorWise Define whether RGB data is converted into the full gamut of the copier/printer or whether it is first converted into the gamut of another device, such as a press standard. This feature is helpful for making one device behave like another. It is also useful for evaluating the appearance of the RGB file under different printing conditions without having to reprocess the RGB data each time. ColorWise color management (ColorWise) offers an open color architecture
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1-1 Managing color on the GA-1121 1 The following sections describe the options available from the ColorWise color Chapter 1: management system and explains how to customize the color settings for your GA-1121 Color particular needs. They provide descriptions of the preset ColorWise default settings Management and cover additional options for users who need to customize ColorWise. For information on PostScript Level 2 or 3 printer drivers, see page 1-16. The section also contains informatio
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1-2 GA-1121 Color Management 1 control the printing of these mixed-color documents with features that apply specifically to RGB, CMYK, or spot color data. GA-1121 color management generates CMYK data to be sent to the copier/printer. The following diagram illustrates the print options in the GA-1121 color management process that affect color data conversions. You can access these print options when you send a print job to the GA-1121. Most of these options and settings are described in subs
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1-3 Managing color on the GA-1121 1 You can specify settings for the following options by selecting print options when you send a job to the GA-1121. Some can also be set as defaults by the administrator dur- ing GA-1121 Setup or using ColorWise Pro Tools. Settings specified using print options override the defaults. Some options can be used as what was purchased sepa- rately. GA-1121 color print option What it does Black Detection If your job consists of black-only text pages combined with a
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1-4 GA-1121 Color Management 1 GA-1121 color print option What it does Enable Trapping Specify whether or not the job automatically traps text and graphics On/Off independently of their application. Trapping is intended to correct the misalignment of solid tints in CMYK images. This option is only available with the PostScript driver. Image Smoothing The On setting enhances the print quality of low-resolution images. Automatic/Off/On/Below 90–300 ppi (Other) Gamma Applies the specified gam
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1-5 Managing color on the GA-1121 1 GA-1121 color print option What it does (Other) Phosphors Applies the specified phosphor (monitor type) information to the RGB Hitachi EBU/Hitachi-Ikegami/NTSC/ source space definition (see page 1-11). To use this print option, you must Radius Pivot/SMPTE/Trinitron choose Other as the RGB Source Profile setting. This option is only available (Default set at Setup or with ColorWise Pro with the PostScript driver. Tools) Output Profile The output profil
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1-6 GA-1121 Color Management 1 GA-1121 color print option What it does RGB Separation Determines which CMYK color space your original RGB data will be Output/Simulation separated into—CMYK for the copier/printer (Output) or CMYK for a (Default set at Setup or with ColorWise Pro specified simulation (Simulation). For more information, see page 1-14. This Tools) option is only available with the PostScript driver. NOTE: When RGB Separation is set to Simulation, RGB colors are affected by CM
